<?xml version="1.0"?>
<xsl:stylesheet version="1.0"
  xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
  
  <xsl:output method="xml" omit-xml-declaration="yes" indent="yes"/>

  <!-- Receives the list of XML specification spec-files parameter -->
  <xsl:template match="article">
   <xsl:copy-of select="section"/>
   </xsl:template>
  
</xsl:stylesheet>